Portion of a bed



FIG. 1 is a perspective view of an embodiment of a portion of a bed showing my new design;

FIG. 2 is a left right side view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is an enlarged fragmentary view of the leg thereof; and,

FIG. 6 is enlarged fragmentary view of the center post thereof.

The single broken line portions are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a portion of a bed, as shown and described. 